Combinations

Six friends are going to play a ball game. Each team has 3 players. How many different team combinations are possible?

• 120

• 6

• 18

• 20

Kimberly has seven colors of lanyards. She uses three different colors to make a key chain. How many different combinations can she choose?

• 210

• 5.040

• 6

• 35

How many basketball games are played in a 10-team league if each team plays all other teams TWICE?

• 90

• 45

• 180

• 100

Which of the following is an example of combination?

• Form a passcode with 4 digits

• Students line up in a queue to assembly

• Choose 4 students in a class committee

• Choose the chairperson, secretary and treasurer in a club

Choosing 3 toppings for your sundae out of a list of 15.

• Permutation
• Combination
• Neither

Picking a team of three people out of a group of 10.

• Permutation
• Combination
• Neither

How many combinations of 4 letters are possible from the letters A B C D E?

• 4
• 5
• 6
• 69

How would you solve?

A book club offers a choice of 8 books from a list of 40. In how many ways can a member make a collection?

• Permutation

• Combination

• Factorial

• MPC

You want one group of 4 students to be selected from 10 students. How many different groups of four could be selected?

• 210

• 40

• 5040

• 14

You are picking one team of four players from a group of nine players. How many different teams can be made?

• 3024

• 126

• 36

• 13